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Finding the Fourth Proportional to 143,488.88, 215,234.40 and 49,994.48

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Solution

The fourth proportional to 143,488.88, 215,234.40 and 49,994.48 is: 74,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,488.88 : 215,234.40 = 49,994.48 : x
  2. Step 2: Convert to fraction form
    143,488.88/215,234.40 = 49,994.48/x
  3. Step 3: Cross multiply
    143,488.88x = 215,234.40 × 49,994.48
  4. Step 4: Simplify right side
    143,488.88x = 10,760,531,906.11
  5. Step 5: Solve for x
    x = 10,760,531,906.11/143,488.88
  6. Step 6: Final answer
    x = 74,992.10

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